The balance change under the influence of gravity might cause a spurious torque resulting in drift of the gyro attitude reference . 在重力的影响下平衡的改变会形成不必要力矩，结果使陀螺姿态基准产生漂移。
2.
2 ) the laser gyro attitude reference system of a fire control system 2 )某火控系统的激光陀螺姿态参考系统。
